@tailwind base;
@tailwind components;
@tailwind utilities;

@layer base {
  :root {
    --foreground-rgb: 0, 0, 0;
    --background-start-rgb: 214, 219, 220;
    --background-end-rgb: 255, 255, 255;
  }
}

:root {
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;
  
  --success-50: #f0fdf4;
  --success-100: #dcfce7;
  --success-200: #bbf7d0;
  --success-300: #86efac;
  --success-400: #4ade80;
  --success-500: #22c55e;
  --success-600: #16a34a;
  --success-700: #15803d;
  --success-800: #166534;
  --success-900: #14532d;
  
  --warning-50: #fffbeb;
  --warning-100: #fef3c7;
  --warning-200: #fde68a;
  --warning-300: #fcd34d;
  --warning-400: #fbbf24;
  --warning-500: #f59e0b;
  --warning-600: #d97706;
  --warning-700: #b45309;
  --warning-800: #92400e;
  --warning-900: #78350f;
  
  --danger-50: #fef2f2;
  --danger-100: #fee2e2;
  --danger-200: #fecaca;
  --danger-300: #fca5a5;
  --danger-400: #f87171;
  --danger-500: #ef4444;
  --danger-600: #dc2626;
  --danger-700: #b91c1c;
  --danger-800: #991b1b;
  --danger-900: #7f1d1d;
}

* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

html,
body {
  max-width: 100vw;
  overflow-x: hidden;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  color: rgb(var(--foreground-rgb));
  background: linear-gradient(
      to bottom,
      transparent,
      rgb(var(--background-end-rgb))
    )
    rgb(var(--background-start-rgb));
}

a {
  color: inherit;
  text-decoration: none;
}

/* 自定义滚动条 */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a8a8a8;
}

/* 加载动画 */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: .5;
  }
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* 渐变背景 */
.gradient-bg {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-bg-green {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.gradient-bg-blue {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-bg-purple {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.gradient-bg-orange {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* 卡片阴影 */
.card-shadow {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.card-shadow-lg {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* 按钮样式 */
.btn-primary {
  @apply bg-blue-600 text-white px-4 py-2 rounded-md hover:bg-blue-700 transition-colors duration-200 font-medium;
}

.btn-secondary {
  @apply bg-gray-200 text-gray-700 px-4 py-2 rounded-md hover:bg-gray-300 transition-colors duration-200 font-medium;
}

.btn-success {
  @apply bg-green-600 text-white px-4 py-2 rounded-md hover:bg-green-700 transition-colors duration-200 font-medium;
}

.btn-warning {
  @apply bg-yellow-600 text-white px-4 py-2 rounded-md hover:bg-yellow-700 transition-colors duration-200 font-medium;
}

.btn-danger {
  @apply bg-red-600 text-white px-4 py-2 rounded-md hover:bg-red-700 transition-colors duration-200 font-medium;
}

/* 响应式工具类 */
@layer utilities {
  .text-balance {
    text-wrap: balance;
  }
} 